Transmission Shift Lever Jumper Wiring HarnessFitment:for Chevrolet Volt 2016-2019for Chevrolet Malibu 2016-2019for Chevrolet Blazer 2019for Chevrolet Traverse 2018-2019for GMC Acadia 2017-2019OE Number:84733196SpecificationMaterial: Copper cable, PlasticHarness Length:12.5cm/4.9inPin Counts: 4Include: 1* Transmission shift lever jumper harness with removal toolSimply to Replace It1. Disconnect the negative battery terminal.2. Remove the shift area trim.3. Unplug the old wiring harness connectors.4. Install the new harness along the old path and plug it tightly.5. Reinstall the trim and reconnect the battery and test the function.